This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The flashlight batteries produced by one of the northern manufacturers are known to have an average ... (Read 14 times)

tspaw0811

  • Full Member
  • ***
  • Posts: 165
on: Mar 25, 2023

Question 1

The closing stock price of Ahmadi, Inc. for a sample of 10 trading days is shown below.

 

Day

Stock Price

1

84

2

87

3

84

4

88

5

85

6

90

7

91

8

83

9

82

10

86


For the above sample, compute the following measures.
 

a.The mean
b.The median
c.The mode
d.The variance
e.The standard deviation
f.The range

 



Question 2

The flashlight batteries produced by one of the northern manufacturers are known to have an average life of 60 hours with a standard deviation of 4 hours.  Use Chebyshev’s theorem to answer the following questions.

a.At least what percentage of flashlights will have a life of 54 to 66 hours?

b.

At least what percentage of the batteries will have a life of 52 to 68 hours?

c.

Determine an interval for the batteries lives that will be true for at least 80% of the batteries.  (Hint:  First compute the Z-score.)

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by tspaw0811 on Mar 25, 2023

ludadtpb

  • Full Member
  • ***
  • Posts: 175
Reply #1 on: Mar 25, 2023
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 29% of students answer this correctly


tspaw0811

  • Member
  • Posts: 165
Reply 2 on: Mar 25, 2023
Gracias!

daiying98

  • Member
  • Posts: 354
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

Did you know?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

The Peary caribou is a relatively small and pale subspecies found in the tundra of far northern Nort The Peary caribou is a relatively small and pale subspecies found in the tundra of far northern Nort
Northern Royal Albatross or Toroa,Diomedea sanfordi Northern Royal Albatross or Toroa,Diomedea sanfordi
Although average brain size increases gradually though time in H. erectus, individuals with small br Although average brain size increases gradually though time in H. erectus, individuals with small br
Early in the twentieth century, when malnutrition was common, companies such as this one advertised Early in the twentieth century, when malnutrition was common, companies such as this one advertised
This is how bus and airplane manufacturers see us This is how bus and airplane manufacturers see us
Northern and Southern Hemispheres Northern and Southern Hemispheres
Video: Condensation and Hydrolysis Animation

For a complete list of videos, visit our video library